2 papers
math.DS2016
New infinite families of pseudo-Anosov maps with vanishing Sah-Arnoux-Fathi invariant
Hieu Trung Do, Thomas A. Schmidt
We show that an orientable pseudo-Anosov homeomorphism has vanishing Sah-Arnoux-Fathi invariant if and only if the minimal polynomial of its dilatation is not reciprocal. We relate…
cs.IT2013
On the Capacity Region of Broadcast Packet Erasure Relay Networks With Feedback
Quan Geng, Hieu T. Do, Rui Wu +3
We derive a new outer bound on the capacity region of broadcast traffic in multiple input broadcast packet erasure channels with feedback, and extend this outer bound to packet era…